EP2109227A4 - Method, device for reducing signal peak value and transmitting device - Google Patents

Method, device for reducing signal peak value and transmitting device

Info

Publication number
EP2109227A4
EP2109227A4 EP08700024A EP08700024A EP2109227A4 EP 2109227 A4 EP2109227 A4 EP 2109227A4 EP 08700024 A EP08700024 A EP 08700024A EP 08700024 A EP08700024 A EP 08700024A EP 2109227 A4 EP2109227 A4 EP 2109227A4
Authority
EP
European Patent Office
Prior art keywords
peak value
signal peak
reducing signal
transmitting device
transmitting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08700024A
Other languages
German (de)
French (fr)
Other versions
EP2109227A1 (en
Inventor
Yong Jiang
Yi Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP2109227A1 publication Critical patent/EP2109227A1/en
Publication of EP2109227A4 publication Critical patent/EP2109227A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/2623—Reduction thereof by clipping

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
EP08700024A 2007-03-06 2008-01-11 Method, device for reducing signal peak value and transmitting device Withdrawn EP2109227A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710005625.7A CN101262256B (en) 2007-03-06 2007-03-06 Method, device and sending device for reducing signal peak
PCT/CN2008/000083 WO2008106857A1 (en) 2007-03-06 2008-01-11 Method, device for reducing signal peak value and transmitting device

Publications (2)

Publication Number Publication Date
EP2109227A1 EP2109227A1 (en) 2009-10-14
EP2109227A4 true EP2109227A4 (en) 2010-12-01

Family

ID=39737778

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08700024A Withdrawn EP2109227A4 (en) 2007-03-06 2008-01-11 Method, device for reducing signal peak value and transmitting device

Country Status (4)

Country Link
US (1) US20100020895A1 (en)
EP (1) EP2109227A4 (en)
CN (1) CN101262256B (en)
WO (1) WO2008106857A1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009117874A1 (en) * 2008-03-28 2009-10-01 Huawei Technologies Co., Ltd. Reduction of out-of-band emitted power
CN101729475B (en) * 2008-10-14 2013-09-25 电子科技大学 Method and device for processing multi-carrier signal
EP2457354B1 (en) 2009-06-26 2020-09-09 PlusN, LLC System and method for controlling combined radio signals
CN102223337B (en) * 2010-04-16 2014-04-16 华为技术有限公司 Method and device for generating reference canceling signals
EP2429141B1 (en) * 2010-09-10 2013-03-27 Cassidian SAS PAPR reduction using clipping function depending on the peak value and the peak width
EP2485447A1 (en) * 2011-02-07 2012-08-08 Alcatel Lucent Method to clip a digital signal
US8867660B2 (en) * 2011-12-15 2014-10-21 Intel Mobile Communications GmbH Method and system to measure and compensate undue DCO frequency peaks at GFSK ramp down
CN102497350B (en) * 2011-12-23 2015-01-21 中国人民解放军国防科学技术大学 OFDM (Orthogonal Frequency Division Multiplexing) peak-to-average power ratio lowering method based on constellation linear expansion
US8654887B2 (en) * 2012-01-31 2014-02-18 Futurewei Technologies, Inc. Methods and systems for peak-to-average power reduction without reducing data rate
US8792572B1 (en) 2013-05-30 2014-07-29 Telefonaktiebolaget L M Ericsson (Publ) Universal peak power reduction in communication radios
JP2015076700A (en) * 2013-10-08 2015-04-20 株式会社Ｎｔｔドコモ Radio device, radio control device and communication control method
US9882756B2 (en) * 2014-01-16 2018-01-30 Crestcom, Inc. Communication system with PAPR management using noise-bearing subcarriers
US20150334204A1 (en) * 2014-05-15 2015-11-19 Google Inc. Intelligent auto-caching of media
EP3226500B1 (en) * 2014-12-31 2019-04-03 Huawei Technologies Co., Ltd. Signal clipping processing method and apparatus
EP3247079A4 (en) * 2015-02-10 2018-02-14 Huawei Technologies Co., Ltd. Peak-to-average power ratio reducing method, apparatus, device and system
FR3037202B1 (en) * 2015-06-04 2017-07-07 Stmicroelectronics Rousset METHOD AND DEVICE FOR TRANSMITTING INFORMATION ON A VARIABLE IMPEDANCE COMMUNICATION CHANNEL, PARTICULARLY FOR AN ONLINE CARRIER CURRENT VEHICLE SIGNAL
KR20210012235A (en) * 2019-07-24 2021-02-03 삼성전자주식회사 Electronic device and wireless communication system thereof
EP3826256B1 (en) 2019-11-19 2023-07-12 RivieraWaves Digital pre-distortion method for ofdm-based communication systems
CN114584446A (en) * 2020-11-30 2022-06-03 华为技术有限公司 Carrier signal processing method, communication device and communication system
CN115460050A (en) * 2021-12-24 2022-12-09 北京环佳通信技术有限公司 Non-iterative subcarrier reserved peak clipping method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010022777A1 (en) * 1999-12-03 2001-09-20 Catena Networks, Inc. Peak to average power ratio reduction in communication systems
EP1195892A1 (en) * 2000-10-06 2002-04-10 Alcatel Method and corresponding transmitter for predistorting a wideband radio signal to avoid clipping
US6424681B1 (en) * 1998-04-20 2002-07-23 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
GB2372917A (en) * 2001-03-02 2002-09-04 Mitel Corp Discrete multi-tone peak reduction
WO2005096579A1 (en) * 2004-03-12 2005-10-13 Ntt Docomo, Inc. Peak reduction in ofdm using clipping and modified constellations
EP1601149A2 (en) * 2004-05-25 2005-11-30 NTT DoCoMo, Inc. Transmitter and transmission control method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4110385B2 (en) * 2002-12-02 2008-07-02 日本電気株式会社 Power limiter
JP4429795B2 (en) * 2004-05-06 2010-03-10 株式会社エヌ・ティ・ティ・ドコモ Wireless communication system, wireless transmitter and wireless receiver
DE102005038122B4 (en) * 2005-08-11 2009-01-29 Nokia Siemens Networks Gmbh & Co.Kg Method and arrangement for predistorting a baseband input signal

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6424681B1 (en) * 1998-04-20 2002-07-23 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
US20010022777A1 (en) * 1999-12-03 2001-09-20 Catena Networks, Inc. Peak to average power ratio reduction in communication systems
EP1195892A1 (en) * 2000-10-06 2002-04-10 Alcatel Method and corresponding transmitter for predistorting a wideband radio signal to avoid clipping
GB2372917A (en) * 2001-03-02 2002-09-04 Mitel Corp Discrete multi-tone peak reduction
WO2005096579A1 (en) * 2004-03-12 2005-10-13 Ntt Docomo, Inc. Peak reduction in ofdm using clipping and modified constellations
EP1601149A2 (en) * 2004-05-25 2005-11-30 NTT DoCoMo, Inc. Transmitter and transmission control method

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
NOKIA ET AL: "Way forward for finalising E-UTRA BS EVM requirements", 3GPP DRAFT; R4-070213, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG4, no. St. Louis, MO; 20070207, 7 February 2007 (2007-02-07), XP050176697 *
NOKIA: "TP for definition of E-UTRA EVM for the BS", 3GPP DRAFT; R4-061253, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG4, no. Riga, Latvia; 20061102, 2 November 2006 (2006-11-02), XP050176344 *
See also references of WO2008106857A1 *

Also Published As

Publication number Publication date
US20100020895A1 (en) 2010-01-28
EP2109227A1 (en) 2009-10-14
WO2008106857A1 (en) 2008-09-12
CN101262256A (en) 2008-09-10
CN101262256B (en) 2013-08-14

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Legal Events

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